牛津译林版高中英语选修六unit3understandingeachotherperiodfour课件2

牛津译林版高中英语选修六unit3understandingeachotherperiodfour课件2内容摘要：

, lately等 He has already obtained a scholarship. I haven39。 t seen much of him recently (lately). We have seen that film before. Have they found the missing child yet? 2. 现在完成时常常与表示频度的时间状语连用 ,如 often, sometimes, ever, never, twice, on several occasion等 : Have you ever been to New York? I have never heard Simon say anything against her. I have used this pen only three times. It is still good. Gee has met that gentleman on several occasions. 3. 现在完成时还往往可以同包括现在时间在内的时间状语连用 ,如 now, up to these few days/weeks/months/years, this morning/week/month/year, now, just, today, up to present, so far等 : Peter has written six papers so far. Man has now learned to release energy from the nucleus of the atom. There has been too much rain in San Francisco this year. have/ has been + 动作从过去延续到现在，还很可能继续下去。 （现在完成进行时） Structure Usage 1. 现在完成进行时和现在完成时皆可表示动作对现在产生的结果，但前者所表示的结果是直接的，而后者所表示的则是最后的结果。 We have been cleaning the classroom. We have cleaned the classroom. 区别现在完成时和现在完成进行时 2. 现在完成进行时有时有延续性，现在完成时往往没有 They have been widening the road. They have widened the road. 3. 现在完成进行时往往表示动作在重复，现在完成时则常常不带重复性 Have you been meeting her lately。 Have you met her lately。 4. 现在完成进行时比较生动，有时含有明显的感情色彩，而现在完成时往往只说明一个事实，一种影响或结果，平铺直叙，没有什么感情色彩可言 I have been wanting to meet you for long. I have long wanted to meet you. （ a）句比（ b）句更亲切，更有礼貌。 I___ tired, but happy today. I _______________ my play since January, and now I _________ for actors to perform in it. It __ exciting to think of them saying the words I__________ _________ for months. I have already found one enthusiastic actor who ____ super. am have been writing am looking is imagining is Check the answers(p9 A): have been He _________a film right now, but _______________ to be in a play for many years. I _____________several advertisements for my play. We ___________them next week. Tickets ________ on sale next week. Wri。